Message Server Facade(对外接口)
pama
Message Server
APP
App Server Facade(对外接口)
Device Client
Dubbox
POS Client
POS 机
POS Server Facade(对外接口)
管理后台
Manager Server
POS Server
common
Manager Server Facade(对外接口)
Device Server Facade(对外接口)
APP Client
Device Server
Manager
APP Server
task定时服务
